Base | Representation |
---|---|
bin | 1010001000011… |
… | …10000010010101 |
3 | 12220221001022101 |
4 | 11010032002111 |
5 | 133224222044 |
6 | 12233402101 |
7 | 2051264344 |
oct | 504160225 |
9 | 186831271 |
10 | 84992149 |
11 | 43a80950 |
12 | 24569331 |
13 | 147ba718 |
14 | b405b5b |
15 | 76dccd4 |
hex | 510e095 |
84992149 has 8 divisors (see below), whose sum is σ = 97598880. Its totient is φ = 73198800.
The previous prime is 84992143. The next prime is 84992177. The reversal of 84992149 is 94129948.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 84992149 - 221 = 82894997 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 84992099 and 84992108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84992143) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203122 + ... + 203539.
It is an arithmetic number, because the mean of its divisors is an integer number (12199860).
Almost surely, 284992149 is an apocalyptic number.
It is an amenable number.
84992149 is a deficient number, since it is larger than the sum of its proper divisors (12606731).
84992149 is a wasteful number, since it uses less digits than its factorization.
84992149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406691.
The product of its digits is 186624, while the sum is 46.
The square root of 84992149 is about 9219.1186672046. The cubic root of 84992149 is about 439.6694297364.
It can be divided in two parts, 8499 and 2149, that added together give a cube (10648 = 223).
The spelling of 84992149 in words is "eighty-four million, nine hundred ninety-two thousand, one hundred forty-nine".
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